Polyimide polyphenylsulfone blends with improved flame resistance
US8017699B1 · kind B1 · utility
8Cited by
1References
37Claims
0Family size
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Key dates
| Filing date | Oct 20, 2010 |
| Grant date | Sep 13, 2011 |
| Priority date | — |
| Expiry date | Oct 20, 2030 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/139
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
The present disclosure relates to a composition with improved flame resistance, to articles made from the composition, and to methods that include processing the composition. The composition can include from 15 to 85 percent by weight of a polyetherimide (PEI), from 15 to 85 percent by weight of a polyphenylsulfone (PPSU), a polyetherimide-siloxane copolymer in an amount up to 12 percent by weight, and from 0 to 0.30 percent by weight of a stabilizer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.